Home / 1,089,493.62-1,636,909.47-1,029,066.90

Finding the Fourth Proportional to 1,089,493.62, 1,636,909.47 and 1,029,066.90

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Solution

The fourth proportional to 1,089,493.62, 1,636,909.47 and 1,029,066.90 is: 1,546,121.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,493.62 : 1,636,909.47 = 1,029,066.90 : x
  2. Step 2: Convert to fraction form
    1,089,493.62/1,636,909.47 = 1,029,066.90/x
  3. Step 3: Cross multiply
    1,089,493.62x = 1,636,909.47 × 1,029,066.90
  4. Step 4: Simplify right side
    1,089,493.62x = 1,684,489,353,873.54
  5. Step 5: Solve for x
    x = 1,684,489,353,873.54/1,089,493.62
  6. Step 6: Final answer
    x = 1,546,121.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.